Mac OS X 10.7.4 Update

The 10.7.4 update is recommended for all OS X Lion users and includes general operating system fixes that improve the stability, compatibility, and security of your Mac including fixes that:

Resolve an issue where the “Reopen windows when logging back in” setting is always enabledImprove compatibility with certain British third-party USB keyboardsAddress an issue that may prevent files from being saved to a serverImprove the reliability of copying files to an SMB server